Lexmark C746n Service Manual page 70

5026
Error code
244.21
244.26
244.27
244.29
244.30
244.32
Service Manual
2-34
Description
Tray 4 motor stalled.
Possible causes:
• Incorrect paper loading
• Paper pick mechanism failure
• Printer option cable connector
damaged
• Input option damaged
• System board failure
While feeding from a lower tray, tray 4
pass thru sensor is not made.
Possible causes:
• Incorrect paper loading for the
lower tray
• Incorrect media restraint setting
for the lower tray
• Paper tray 4 assembly failure
• Paper tray 5 assembly failure
While feeding from a lower tray, tray 4
pass thru sensor did not break.
Possible cause is paper tray 4
assembly failure.
Tray 4 is not ready, or missing while
printing.
Possible cause is paper tray 4
assembly failure.
Tray 4 page reached pass-through
sensor early.
Possible cause:
• Incorrect paper loading
• Paper pick mechanism failure
• Pick arm roll damaged
• Defective pass-through sensor
• Input option damaged
Paper is jammed on tray 4
pass-through sensor during input
options warm-up.
Possible damage:
• Obstruction on the pass-through
sensor
• Damage on the pass-through
sensor and flag
• Input option damaged
• Damaged option autoconnect
cable
• Damaged system board
Action
1. Remove all media present in the paper path.
2. Ensure proper media is set for the type of paper
used.
3. Fan media, and stack it flat in the tray or
multipurpose feeder.
If the previous actions do not fix the problem, go to
"242.21, 243.21, 244.21. 245.21, 242.30, 243.30,
244.30, 245.30—Paper Jam service check" on
page 2-76.
1. Clear away anything in the paper path that might
cause the paper to jam.
2. Make sure the proper media is set for the type of
paper used in the lower tray.
3. Fan the media, and stack flat in the lower tray.
4. Properly set the media restraints in the lower
tray.
5. Check the pick arm rolls in the lower feeding tray
and replace if worn.
If the problem persists, go to
service check" on page 2-87.
• Clear away anything in the paper path that might
cause the paper to jam.
• Reseat option tray 4.
• If the problem persists, go to
Jam service check" on page
• Make sure that tray 4 is correctly inserted.
• If the problem persists, go to
Jam service check" on page
1. Remove all media present in the paper path.
2. Ensure proper media is set for the type of paper
used.
3. Fan media, and stack it flat in the tray or
multipurpose feeder.
If the previous actions do not fix the problem, go to
"242.21, 243.21, 244.21. 245.21, 242.30, 243.30,
244.30, 245.30—Paper Jam service check" on
page 2-76.
• Go to
"242.32, 243.32, 244.32, 245.32—Paper
Jam service check" on page
"244.26—Paper Jam
"244.27—Paper
2-88.
"244.29—Paper
2-88.
2-78.
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